A slot car (sometimes, slotcar) is a powered miniature auto or other vehicle that is guided by a groove or slot in the track on which it runs.
MoveOn is a community of more than 8 million Americans from all walks of life who use the connective power of the Internet to lead, participate in, and win campaigns for progressive change.
A moving walkway or moving sidewalk (American English), known in British English as a travelator or travolator, is a slow moving conveyor mechanism that transports people across a horizontal or inclined plane over a short to medium distance. Moving walkways can be used by standing or walking on them.